Home / 256,218.08-384,169.41-176,352.93

Finding the Fourth Proportional to 256,218.08, 384,169.41 and 176,352.93

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Solution

The fourth proportional to 256,218.08, 384,169.41 and 176,352.93 is: 264,420.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,218.08 : 384,169.41 = 176,352.93 : x
  2. Step 2: Convert to fraction form
    256,218.08/384,169.41 = 176,352.93/x
  3. Step 3: Cross multiply
    256,218.08x = 384,169.41 × 176,352.93
  4. Step 4: Simplify right side
    256,218.08x = 67,749,401,069.87
  5. Step 5: Solve for x
    x = 67,749,401,069.87/256,218.08
  6. Step 6: Final answer
    x = 264,420.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.